L9484 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L9484' PDF : 8 Pages View PDF
2
2.1
2.2
2.3
Electrical specification
Absolute maximum ratings
Table 3.
Symbol
Absolute maximum ratings
Parameter
Io
Output current capability
Ptot Power dissipation
Short circuit protected
L9484
Value
Unit
Internally limited
A
6
W
All terminal, to VGO
and ground
Thermal data
Table 4.
Symbol
Thermal data
Parameter
Tj
Junction temperature
Tstg Storage temperature
Tsd Thermal shut-down
Rth j-case Thermal resistance junction to case
Value
-40 to +150
-50 to +150
175 15
1.5
Unit
C
C
C
°C/W
Electrical characteristcs
Table 5.
Symbol
Electrical characteristcs
(Tcase = -35°C to +150°C continuous unless otherwise specified)
Parameter
Test condition
Min. Typ. Max. Unit
VOS Operating supply voltage Tcase = +25C to =150C
8
VOS Operating supply voltage Tcase = -40C to +25C
10
ISB Stand-by current
VGO = 12.6V; Tcase = 25C;
10k VGO to TS; F+, G & tab
(slug) grounded; L, DF, & P
unconnected; regulator not
activated.
Vov V
Vov V
300 A
VSP Regulator set-point
VSP Regulator set-point
10k between VGO and TS
NTC thermistor with R25C =
10k; Tj = 90°C
Curve shown in Figure 3
Curves shown in Figure 4
(with MURATA NTC
NTH4G39A1)
VNB
Generator output, no
battery
No battery, IOUT = 2A to 50% VSP -
max. load
2
VSP +
2
V
TC Thermal compensation
voltage @ VGO
Curves shown in Figure 3
and Figure 4
4/11
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